'''
Created on 2010-11-23

@author: root
'''

class base(object):
	'''
	base class of all db class
	'''


	def __init__(self):
		'''
		Constructor
		'''
		pass
	
	def connect(self):
		pass
	
	def close(self):
		pass
	
	def run(self):
		pass
	
	def first(self):
		pass
	
	def one(self):
		pass
	
	def all(self):
		pass